化學名稱: (4R-cis)6- 氰甲基 -2 , 2- 二甲基 -1 , 3- 二氧戊環 -4- 乙酸叔丁酯 (4R,Cis)-1,1-dimethylethyl-cyanomethyl-2,2-dimethyl-1,3-dioxane-4-acetate Test Item Standard Appearance Off-white or white crystalline powder Melting point 64.0-70.0 Assay GC (%) More than 99.0% Water (%) Less than 0.5 Packing Size Less than 1Kg : Foil Bags Less than 20 Kg : Big or small Aluminum barrel or Cartons More than 20 Kg : 25KG /Bins or Cartons Note Powder